15858381

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{79}}^2$

素因数の和:190

約数の個数: 36

約数和(自身を含む): 26902176

約数和(自身を除く): 11043795

約数列:

[1, 3, 7, 11, 21, 33, 77, 79, 121, 231, 237, 363, 553, 847, 869, 1659, 2541, 2607, 6083, 6241, 9559, 18249, 18723, 28677, 43687, 66913, 68651, 131061, 200739, 205953, 480557, 755161, 1441671, 2265483, 5286127, 15858381]

約数ペア:

[(1, 15858381), (3, 5286127), (7, 2265483), (11, 1441671), (21, 755161), (33, 480557), (77, 205953), (79, 200739), (121, 131061), (231, 68651), (237, 66913), (363, 43687), (553, 28677), (847, 18723), (869, 18249), (1659, 9559), (2541, 6241), (2607, 6083)]